package com.nai365.nart.order.config;

import org.springframework.amqp.core.Binding;
import org.springframework.amqp.core.Exchange;
import org.springframework.amqp.core.Queue;
import org.springframework.amqp.core.TopicExchange;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.HashMap;


/**
 * @Description:
 * @Created: with IntelliJ IDEA.
 * @author: baogs
 * @createTime: 2020-07-06 18:39
 **/

@Configuration
public class NartRabbitMQConfig {
	public static final String ORDER_EVENT_EXCHANGE = "order-event-exchange";
	public static final String ORDER_RELEASE_ORDER = "order.release.order";
	public static final String ORDER_RELEASE_ORDER_QUEUE = "order.release.order.queue";

	/* 容器中的Queue、Exchange、Binding 会自动创建（在RabbitMQ）不存在的情况下 */

    /**
     * 死信队列
     *
     * @return
     */@Bean
    public Queue orderDelayQueue() {
        /*
            Queue(String name,  队列名字
            boolean durable,  是否持久化
            boolean exclusive,  是否排他
            boolean autoDelete, 是否自动删除
            Map<String, Object> arguments) 属性
         */
        HashMap<String, Object> arguments = new HashMap<>();
        arguments.put("x-dead-letter-exchange", ORDER_EVENT_EXCHANGE);
        arguments.put("x-dead-letter-routing-key", ORDER_RELEASE_ORDER);
        arguments.put("x-message-ttl", 10*60000); // 消息过期时间 一天
        Queue queue = new Queue("order.delay.queue", true, false, false, arguments);

        return queue;
    }


	@Bean
	public Binding orderCompleteCreateBinding() {
		/*
		 * String destination, 目的地（队列名或者交换机名字）
		 * DestinationType destinationType, 目的地类型（Queue、Exhcange）
		 * String exchange,
		 * String routingKey,
		 * Map<String, Object> arguments
		 * */
		return new Binding("order.complete.delay.queue",
				Binding.DestinationType.QUEUE,
				ORDER_EVENT_EXCHANGE,
				"order.complete.start",
				null);
	}

    /**
     * 普通队列
     *
     * @return
     */
    @Bean
    public Queue orderReleaseQueue() {

        Queue queue = new Queue(ORDER_RELEASE_ORDER_QUEUE, true, false, false);

        return queue;
    }


    /**
     * TopicExchange
     *
     * @return
     */
    @Bean
    public Exchange orderEventExchange() {
        /*
         *   String name,
         *   boolean durable,
         *   boolean autoDelete,
         *   Map<String, Object> arguments
         * */
        return new TopicExchange(ORDER_EVENT_EXCHANGE, true, false);

    }


    @Bean
    public Binding orderCreateBinding() {
        /*
         * String destination, 目的地（队列名或者交换机名字）
         * DestinationType destinationType, 目的地类型（Queue、Exhcange）
         * String exchange,
         * String routingKey,
         * Map<String, Object> arguments
         * */
        return new Binding("order.delay.queue",
                Binding.DestinationType.QUEUE,
                ORDER_EVENT_EXCHANGE,
                "order.create.order",
                null);
    }


    @Bean
    public Binding orderReleaseBinding() {

        return new Binding(ORDER_RELEASE_ORDER_QUEUE,
                Binding.DestinationType.QUEUE,
                ORDER_EVENT_EXCHANGE,
                ORDER_RELEASE_ORDER,
                null);
    }


    /**
     * 订单释放直接和库存释放进行绑定
     * @return
     */
    @Bean
    public Binding orderReleaseOtherBinding() {

        return new Binding("stock.release.stock.queue",
                Binding.DestinationType.QUEUE,
                ORDER_EVENT_EXCHANGE,
                "order.release.other.#",
                null);
    }


    /**
     * 商品秒杀队列
     * @return
     */
    @Bean
    public Queue orderSecKillOrrderQueue() {
        Queue queue = new Queue("order.seckill.order.queue", true, false, false);
        return queue;
    }

    @Bean
    public Binding orderSecKillOrrderQueueBinding() {
        //String destination, DestinationType destinationType, String exchange, String routingKey,
        // 			Map<String, Object> arguments
        Binding binding = new Binding(
                "order.seckill.order.queue",
                Binding.DestinationType.QUEUE,
                ORDER_EVENT_EXCHANGE,
                "order.seckill.order",
                null);

        return binding;
    }



	/**
	 * 死信队列 ,完成订单部分
	 *
	 * @return
	 */@Bean
	public Queue orderCompleteDelayQueue() {
        /*
            Queue(String name,  队列名字
            boolean durable,  是否持久化
            boolean exclusive,  是否排他
            boolean autoDelete, 是否自动删除
            Map<String, Object> arguments) 属性
         */
		HashMap<String, Object> arguments = new HashMap<>();
		arguments.put("x-dead-letter-exchange", ORDER_EVENT_EXCHANGE);
		arguments.put("x-dead-letter-routing-key", "order.complete.order");
		arguments.put("x-message-ttl", 7*24*60*60000); // 消息过期时间 7天
		Queue queue = new Queue("order.complete.delay.queue", true, false, false, arguments);

		return queue;
	}
	/**
	 * 普通队列,订单完成队列
	 *
	 * @return
	 */
	@Bean
	public Queue orderCompleteQueue() {

		Queue queue = new Queue("order.complete.order.queue", true, false, false);

		return queue;
	}

	@Bean
	public Binding orderCompleteBinding() {

		return new Binding("order.complete.order.queue",
				Binding.DestinationType.QUEUE,
				ORDER_EVENT_EXCHANGE,
				"order.complete.order",
				null);
	}


}
